<div class="reg-box">
    <form action="<?php echo site_url('user/add_item');?>" method="post">
        <ul class="reg-wrap">
            <li><label for="username">昵称：</label><input id="username" name="username" type="text"/></li>
            <li><label for="pwd">设置密码：</label><input id="pwd" name="pwd" type="password"/></li>
            <li><label for="pwd2">确认密码：</label><input id="pwd2" name="pwd2" type="password"/></li>
            <li><label for="email">邮箱：</label><input id="email" name="email" type="text"/></lable></li>
            <li><input type="submit" class="sub-btn" value="提交"/></li>
        </ul>
    </form>
</div>
